{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003414","489:4890003481","489:4890003485","489:4890003550","479:4790000206","489:4890002964","489:4890002793","479:4790000136","489:4890003043","489:4890002805","489:4890003201","489:4890003477","470:4700007372","479:4790000207","489:4890003479","489:4890003486","489:4890003484","489:4890003128","489:4890003045","470:4700008292","470:4700008117","489:4890002963","470:4700007648","470:4700008108","489:4890003137"],"twin_admin_codes":[489,489,489,489,479,489,489,479,489,489,489,489,470,479,489,489,489,489,489,470,470,489,470,470,489],"twin_sims":[0.904264184300265,0.9030460220538025,0.8640159682823871,0.8522565292306806,0.8367774812704154,0.8284070093214425,0.8153670090011559,0.8109322393817137,0.8077763976540194,0.8058588427948943,0.7884377319643022,0.7883881492947429,0.7783603621391778,0.7749804481048251,0.7693083850579066,0.7673028865605646,0.7551974900304976,0.7551819369172101,0.7502956518390724,0.722558453618056,0.7218947356257179,0.7175534066856304,0.7139260310332598,0.7072312970799414,0.696144190417417],"twin_dists":[0.058265383835623616,0.05865433263058316,0.07021972045092022,0.07343772535593883,0.07753345831982235,0.07969060615955786,0.08298094539041243,0.08408222763357588,0.08486082767060776,0.08533192349717629,0.0895478413472629,0.08955968648214184,0.09193896902565213,0.0927339268925035,0.0940605820495138,0.09452751227153809,0.09732374806283596,0.09732731735560696,0.09844588043476524,0.1047012252492952,0.10484916992788952,0.10581509800846162,0.1066199017045971,0.10810013269420485,0.11053813926769028],"n_dims_used":45,"mean_confidence":0.9147381252712674},"coverage":{"mean_confidence":0.9147381252712674,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}